Palmaris brevis

Dr Geon Oh et al.

The palmaris brevis, a small intrinsic muscle of the hand, is a quadrangular-shaped subcutaneous muscle that overlies the hypothenar muscles, ulnar artery and superficial branch of the ulnar nerve at the medial side of the palm.

Summary

  • origin:
  • insertion:
    • dermis of skin on the medial margin of the hand
  • action:
    • improves grip
  • arterial supply:
    • palmar metacarpal artery of deep palmar arch
  • innervation:

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Article Information

rID: 45030
Section: Anatomy
Synonyms or Alternate Spellings:

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